Frederick L Schuster

Summary

Affiliation: California Environmental Protection Agency
Country: USA

Publications

  1. ncbi request reprint Opportunistic amoebae: challenges in prophylaxis and treatment
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department of Health Services, Richmond, CA 94804, USA
    Drug Resist Updat 7:41-51. 2004
  2. pmc Detection of Balamuthia mitochondrial 16S rRNA gene DNA in clinical specimens by PCR
    Shigeo Yagi
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    J Clin Microbiol 43:3192-7. 2005
  3. ncbi request reprint Demonstration of Balamuthia and Acanthamoeba mitochondrial DNA in sectioned archival brain and other tissues by the polymerase chain reaction
    Shigeo Yagi
    California Department of Public Health, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA, 94804, USA
    Parasitol Res 102:211-7. 2008
  4. doi request reprint Balamuthia mandrillaris, agent of amebic encephalitis: detection of serum antibodies and antigenic similarity of isolates by enzyme immunoassay
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department of Public Health, Richmond, California 94804, USA
    J Eukaryot Microbiol 55:313-20. 2008
  5. ncbi request reprint Balamuthia mandrillaris from soil samples
    Thelma H Dunnebacke
    State of California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Microbiology 150:2837-42. 2004
  6. ncbi request reprint In-vitro activity of miltefosine and voriconazole on clinical isolates of free-living amebas: Balamuthia mandrillaris, Acanthamoeba spp., and Naegleria fowleri
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, Richmond, California 94804, USA
    J Eukaryot Microbiol 53:121-6. 2006
  7. ncbi request reprint Demonstration of Balamuthia and Acanthamoeba mitochondrial DNA in sectioned archival brain and other tissues by the polymerase chain reaction
    Shigeo Yagi
    Viral and Rickettsial Disease Laboratory, California Department of Public Health, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Parasitol Res 102:491-7. 2008
  8. doi request reprint Under the radar: balamuthia amebic encephalitis
    Frederick L Schuster
    California Department of Public Health, Richmond, CA 94804, USA
    Clin Infect Dis 48:879-87. 2009
  9. ncbi request reprint Detection of antibodies against free-living amoebae Balamuthia mandrillaris and Acanthamoeba species in a population of patients with encephalitis
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department of Health Services, Richmond, CA 94804, USA
    Clin Infect Dis 42:1260-5. 2006
  10. ncbi request reprint Amebae and ciliated protozoa as causal agents of waterborne zoonotic disease
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Vet Parasitol 126:91-120. 2004

Collaborators

Detail Information

Publications30

  1. ncbi request reprint Opportunistic amoebae: challenges in prophylaxis and treatment
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department of Health Services, Richmond, CA 94804, USA
    Drug Resist Updat 7:41-51. 2004
    ....
  2. pmc Detection of Balamuthia mitochondrial 16S rRNA gene DNA in clinical specimens by PCR
    Shigeo Yagi
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    J Clin Microbiol 43:3192-7. 2005
    ..2 ameba per reaction mixture. A single Balamuthia ameba contains multiple mitochondrial targets; thus, 0.2 ameba represents multiple targets for amplification and is not equivalent to 0.2 of an ameba as a target...
  3. ncbi request reprint Demonstration of Balamuthia and Acanthamoeba mitochondrial DNA in sectioned archival brain and other tissues by the polymerase chain reaction
    Shigeo Yagi
    California Department of Public Health, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA, 94804, USA
    Parasitol Res 102:211-7. 2008
    ..Degradation of amoeba DNA because of formalin fixation was probably a factor in limiting valid results...
  4. doi request reprint Balamuthia mandrillaris, agent of amebic encephalitis: detection of serum antibodies and antigenic similarity of isolates by enzyme immunoassay
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department of Public Health, Richmond, California 94804, USA
    J Eukaryot Microbiol 55:313-20. 2008
    ..Enzyme-linked immunosorbent assay results were consistent with the IFA results. Differences between readings were likely due to cross-reactivity between Balamuthia antigens and unidentified antibodies in serum...
  5. ncbi request reprint Balamuthia mandrillaris from soil samples
    Thelma H Dunnebacke
    State of California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Microbiology 150:2837-42. 2004
    ..The evidence is consistent that the amoebas isolated from both soil samples and the clinical isolate obtained from the Californian child are B. mandrillaris...
  6. ncbi request reprint In-vitro activity of miltefosine and voriconazole on clinical isolates of free-living amebas: Balamuthia mandrillaris, Acanthamoeba spp., and Naegleria fowleri
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, Richmond, California 94804, USA
    J Eukaryot Microbiol 53:121-6. 2006
    ..Miltefosine and voriconazole are potentially useful drugs for treatment of free-living amebic infections, though sensitivities differ between genera, species, and strains...
  7. ncbi request reprint Demonstration of Balamuthia and Acanthamoeba mitochondrial DNA in sectioned archival brain and other tissues by the polymerase chain reaction
    Shigeo Yagi
    Viral and Rickettsial Disease Laboratory, California Department of Public Health, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Parasitol Res 102:491-7. 2008
    ..Degradation of amoeba DNA caused by formalin fixation was probably a factor in limiting valid results...
  8. doi request reprint Under the radar: balamuthia amebic encephalitis
    Frederick L Schuster
    California Department of Public Health, Richmond, CA 94804, USA
    Clin Infect Dis 48:879-87. 2009
    ..We present data from 9 years (1999-2008) of tests for Balamuthia mandrillaris, an agent of amebic encephalitis that were conducted as part of the California Encephalitis Project...
  9. ncbi request reprint Detection of antibodies against free-living amoebae Balamuthia mandrillaris and Acanthamoeba species in a population of patients with encephalitis
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department of Health Services, Richmond, CA 94804, USA
    Clin Infect Dis 42:1260-5. 2006
    ..We have screened serum samples from hospitalized patients with encephalitis for antibodies against these 2 amoebae as a means of detecting a disease with few defining symptoms and a poor prognosis...
  10. ncbi request reprint Amebae and ciliated protozoa as causal agents of waterborne zoonotic disease
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Vet Parasitol 126:91-120. 2004
    ..The epidemiology of the diseases is examined, as are diagnostic procedures, anti-microbial interventions, and the influence of globalization, climate change, and technological advances on their spread...
  11. ncbi request reprint Isolation of Balamuthia amebas from the environment
    Thelma H Dunnebacke
    State of California Department of Health Services, Viral and Rickettsial Disease Laboratory, Richmond, CA, USA
    J Eukaryot Microbiol 50:510-1. 2003
  12. pmc Current world status of Balantidium coli
    Frederick L Schuster
    California Department of Health, Viral and Rickettsial Disease Laboratory, Richmond, California 9480, USA
    Clin Microbiol Rev 21:626-38. 2008
    ..Effective sanitation and uncontaminated water are the most useful weapons against infection. Fortunately, balantidiosis responds to antimicrobial therapy, and there have been no reports of resistance to the drugs of choice...
  13. pmc Cultivation of Babesia and Babesia-like blood parasites: agents of an emerging zoonotic disease
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, State of California Department of Health Services, Richmond, California 94804, USA
    Clin Microbiol Rev 15:365-73. 2002
    ....
  14. ncbi request reprint Free-living amoebae as opportunistic and non-opportunistic pathogens of humans and animals
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, California Department Health Services, 850 Marina Bay Parkway, Richmond, CA 94804, USA
    Int J Parasitol 34:1001-27. 2004
    ....
  15. ncbi request reprint Isolation of a thermotolerant Paravahlkampfia sp. from lizard intestine: biology and molecular identification
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, California 94804, USA
    J Eukaryot Microbiol 50:373-8. 2003
    ..Thus, P. ustiana joins other soil amoebae that have been isolated from mammals, amphibia, fish, and reptiles, which have the potential of becoming opportunistic pathogens...
  16. pmc Cultivation of clinically significant hemoflagellates
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, State of California Department of Health Services, Richmond, California, 94804, USA
    Clin Microbiol Rev 15:374-89. 2002
    ..This review focuses on the hemoflagellates that infect humans, describing stages in the development of media leading to the fully defined formulations that are now available for the cultivation of many of these organisms...
  17. pmc Environmental isolation of Balamuthia mandrillaris associated with a case of amebic encephalitis
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, Richmond, CA 94804, USA
    J Clin Microbiol 41:3175-80. 2003
    ..The environmental isolate is similar in its antimicrobial sensitivities and identical in its 16S ribosomal DNA sequences to the Balamuthia isolate from the deceased patient...
  18. pmc Cultivation of plasmodium spp
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, State of California Department of Health Services, Richmond, California 94804, USA
    Clin Microbiol Rev 15:355-64. 2002
    ..A number of avian, rodent, and simian malarial parasites have also been established in vitro. Although cultivation is of great help in understanding the biology of Plasmodium, it does not lend itself to use for diagnostic purposes...
  19. pmc Cultivation of pathogenic and opportunistic free-living amebas
    Frederick L Schuster
    Viral and Rickettsial Disease Laboratory, State of California Department of Health Services, Richmond, California 94804, USA
    Clin Microbiol Rev 15:342-54. 2002
    ..The recent identification of another ameba, Sappinia diploidea, suggests that other free-living forms may also be involved as causal agents of human infections...
  20. ncbi request reprint Efficacy of myristamidopropyl dimethylamine (Aldox) against corneal isolates of Acanthamoeba spp
    Frederick L Schuster
    California Department of Health Services, Viral and Rickettsial Disease Laboratory, 850 Marina Bay Parkway, Richmond, California 94804, USA
    J Eukaryot Microbiol 50:520-1. 2003
  21. ncbi request reprint Morphologic and molecular identification of Naegleria dunnebackei n. sp. isolated from a water sample
    Govinda S Visvesvara
    Division of Parasitic Diseases, M S F 36, Chamberlee Campus, Bldg 109, Centers for Disease Control and Prevention, 4770 Buford Highway NE, Atlanta, Georgia 30341 3724, USA
    J Eukaryot Microbiol 52:523-31. 2005
    ..Virus-like elements were found in the cytoplasm of trophic amoebae, often in association with crystalloids, and may be the cause of lysis of amoebae in culture...
  22. ncbi request reprint Balamuthia mandrillaris: identification of clinical and environmental isolates using genus-specific PCR
    Gregory C Booton
    Department of Evolution, Ecology, and Organismal Biology, The Ohio State University, Columbus, OH, USA
    J Eukaryot Microbiol 50:508-9. 2003
  23. pmc Balamuthia amebic encephalitis risk, Hispanic Americans
    Frederick L Schuster
    Emerg Infect Dis 10:1510-2. 2004
  24. ncbi request reprint Successful treatment of Balamuthia amoebic encephalitis: presentation of 2 cases
    Thomas R Deetz
    Infectious Diseases, Santa Cruz Medical Clinic, Santa Cruz, CA, USA
    Clin Infect Dis 37:1304-12. 2003
    ..These 2 individuals are the only known survivors of this otherwise fatal type of amoebic encephalitis...
  25. pmc Inability to make a premortem diagnosis of Acanthamoeba species infection in a patient with fatal granulomatous amebic encephalitis
    Karen C Bloch
    Department of Medicine, Division of Infectious Diseases, A 2200 MCN, Vanderbilt University, Nashville, TN 37232 2605, USA
    J Clin Microbiol 43:3003-6. 2005
    ..Although Acanthamoeba polyphaga that is sensitive to multiple antimicrobials grew from brain tissue, an inability to make a premortem diagnosis precluded therapy...
  26. ncbi request reprint Pathogenic and opportunistic free-living amoebae: Acanthamoeba spp., Balamuthia mandrillaris, Naegleria fowleri, and Sappinia diploidea
    Govinda S Visvesvara
    Division of Parasitic Diseases, National Center for Infectious Diseases, Atlanta, Georgia 30341 3724, USA
    FEMS Immunol Med Microbiol 50:1-26. 2007
    ..We also discuss the clinical profiles, mechanisms of pathogenesis, pathophysiology, immunology, antimicrobial sensitivity and molecular characteristics of these amoebae...
  27. pmc Demonstration of presence of acanthamoeba mitochondrial DNA in brain tissue and cerebrospinal fluid by PCR in samples from a patient who died of granulomatous amebic encephalitis
    Shigeo Yagi
    J Clin Microbiol 45:2090-1. 2007
  28. pmc Diagnosis of first case of Balamuthia amoebic encephalitis in Portugal by immunofluorescence and PCR
    Marta Tavares
    Department of Pediatrics, Hospital de S Joao, Porto, Portugal
    J Clin Microbiol 44:2660-3. 2006
    ..Despite initiation of empirical antimicrobial therapy for balamuthiasis, the patient died 3 weeks after being admitted to the hospital. No source of infection was readily apparent...
  29. pmc Acanthamoeba encephalitis in patient with systemic lupus, India
    Charudatt G Shirwadkar
    P D Hinduja National hospital and Research centre, Mumbai, India
    Emerg Infect Dis 12:984-6. 2006
    ..Diagnosis was made by identification of amebas in brain sections by immunofluorescence analysis and confirmed by demonstrating Acanthamoeba mitochondrial 16S rRNA gene DNA in brain tissue sections...
  30. ncbi request reprint Amebic encephalitis caused by Balamuthia mandrillaris: report of four cases
    Anna Bakardjiev
    Children s Hospital of Oakland, Oakland, CA, USA
    Pediatr Infect Dis J 22:447-53. 2003
    ..Three of the four children developed hydrocephalus during their illness. Increased awareness and timely diagnosis of this disease entity might lead to earlier intervention with improved outcome...